| nana |
(informal) a grandmother or nursemaid (used mainly by infants). |
| nankeen |
a strong, durable, cotton cloth in buff or yellow, originally made of undyed Chinese cotton. [3 definitions] |
| nanny |
a children's nursemaid and supervisor. |
| nanny goat |
a female goat. |
| nano- |
one billionth. |
| nanometer |
a unit of length equal to one billionth of a meter; angstrom. |
| nanoparticle |
a microscopic particle with a size measured in nanometers. |
| nanoscale |
of a size measured in nanometers. |
| nanosecond |
a unit of time equal to one billionth of a second. |
| nanotechnology |
a field of study or endeavor concerned with the engineering of matter at the level of the atom or molecule. |
| nanotube |
a nanoscale tubular molecule, esp. of carbon. |
| nanowire |
a wire whose width is on the order of nanometers. |
| Nansen bottle |
an oceanographic device that takes a sample of water at a specified depth. |
| naos |
an ancient temple, or the inner part of such a temple, housing the statue of a deity. |
| nap1 |
to sleep briefly, esp. during daylight hours. [3 definitions] |
| nap2 |
a soft or furry surface on cloth or leather caused by raised, fuzzy fibers. [2 definitions] |
| napalm |
a highly flammable jelly containing aluminum soaps and gasoline, used in flame throwers and fire bombs. [2 definitions] |
| nape |
the back of the neck. |
| napery |
linens for use in the home, esp. table linens. |
| naphtha |
a colorless, flammable liquid distilled from coal or petroleum and used mainly as a solvent and cleaning agent. |
| naphthalene |
a white, crystalline hydrocarbon compound obtained from coal tar or petroleum and used in making moth repellents, dyes, solvents, and other products. |